28226490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21881}}^1$

素因数の和:21934

約数の個数: 32

約数和(自身を含む): 69322176

約数和(自身を除く): 41095686

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 21881, 43762, 65643, 109405, 131286, 218810, 328215, 656430, 940883, 1881766, 2822649, 4704415, 5645298, 9408830, 14113245, 28226490]

約数ペア:

[(1, 28226490), (2, 14113245), (3, 9408830), (5, 5645298), (6, 4704415), (10, 2822649), (15, 1881766), (30, 940883), (43, 656430), (86, 328215), (129, 218810), (215, 131286), (258, 109405), (430, 65643), (645, 43762), (1290, 21881)]